/**
 * Universal import: semantic column mapping (no broker-specific parsing).
 */
export type StandardField = 'date' | 'ticker' | 'action' | 'quantity' | 'price' | 'currency' | 'fees';
/** Maps our internal field names to CSV column names (headers). */
export type UniversalMapping = Partial<Record<StandardField, string>>;
/** Result when we need user to confirm or edit column mapping before parsing. */
export interface RequiresMappingResult {
    type: 'REQUIRES_MAPPING';
    headers: string[];
    sampleRows: Record<string, string>[];
    proposedMapping: UniversalMapping;
    confidence: number;
    rawCsvText: string;
}
export declare const REQUIRED_FIELDS: StandardField[];